Process of nitrating cellulose.



Qi l Same@ tion and rendering it solid, and then in Waslifibers has taken place, and introducing the ing the solid mass iii Weber. Whole iii concentrated nitric acid for its nit-ri- 2. Process of nitraii'iig cellulose, consisting licatioii and rendering it solid, and tlii iii treating cellulose fibers with a, mixture of washing the mass in Water. i'

5 concentrated sulfuric acid and of nitric acid, ln Witness whereof I have hereunto serJ iifiyrjvg the latter amounting to about 3 per cent in A hand iii the presence of two Witnesses. Weight of `tlie siili'iiric acid and the temperature of the iiiixture being about `2 to 3 de- Nitnessesz y grees cenpigriide, leaving the cellulose fibers BESSIE F. DUNLAP, ro in this mixture till tlie disintegration of the LOUIS VANDORN. 

